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Chapter 2: BIOS Information
2.5.3 PCI Configuration
Resources Controlled by [Auto (ESCD)]
When set to [Auto (ESCD)], BIOS automatically configures all boot Plug and Play
devices. Setting to [Manual] enables the IRQ Resources sub-menu for manual
assignment of IRQ addresses. Configuration options: [Auto (ESCD)] [Manual]
PCI/VGA Snoop Palette [Disabled]
Some non-standard VGA cards, like graphics accelerators or MPEG video cards,
may not show colors properly. Setting this field to [Enabled] corrects this problem.
If you are using a standard VGA card, leave this field to the default setting
[Disabled]. Configuration options: [Disabled] [Enabled]
Assign IRQ for VGA [Enabled]
Setting this option to [Enabled] allows the BIOS to automatically assign an IRQ
address for the VGA controller. Configuration options: [Enabled] [Disabled]
Assign IRQ for USB [Enabled]
Setting this option to [Enabled] allows the BIOS to automatically assign an IRQ
address for the USB controller. Configuration options: [Enabled] [Disabled]
Resources controlled by [Auto (ESCD)]
IRQ Resources
PCI/CGA Palette Snoop [Disabled]
Assign IRQ for VGA [Enabled]
Assign IRQ for USB [Enabled]
PCI Configuration
BIOS automatically
configure all boot
Plug and Play
compatible devices. If
you choose [Auto], you
cannot select IRQ DMA
and memory base
address fields, since
BIOS automatically
assigns them.